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Ads by advertise, by couponz - random words linked as an ad

Hello. I need some help from you, as my PC started to act little slower and I cant get rid of an annoying issue.

From some time random words in Google Chrome (only web browser I use) highlight some random words and create a link with them. When I hover the link, little info appears - 'Ads by Advertise', or 'by Couponz'. It basically looks like this:

Ive already ran SpyHunter4 which cleaned a lot of issues, but this problem still remains. Im using Windows 7 Ultimate. Please help, what should I do?

Description: Windows is unable to verify the image integrity of the file \Device\HarddiskVolume1\ComboFix\catchme.sys because file hash could not be found on the system. A recent hardware or software change might have installed a file that is signed incorrectly or damaged, or that might be malicious software from an unknown source.

Date: 2016-04-22 12:52:08.072

Description: Windows is unable to verify the image integrity of the file \Device\HarddiskVolume1\ComboFix\catchme.sys because file hash could not be found on the system. A recent hardware or software change might have installed a file that is signed incorrectly or damaged, or that might be malicious software from an unknown source.

Date: 2016-04-22 12:52:08.056

Description: Windows is unable to verify the image integrity of the file \Device\HarddiskVolume1\ComboFix\catchme.sys because file hash could not be found on the system. A recent hardware or software change might have installed a file that is signed incorrectly or damaged, or that might be malicious software from an unknown source.

Date: 2016-04-22 12:52:08.041

Description: Windows is unable to verify the image integrity of the file \Device\HarddiskVolume1\ComboFix\catchme.sys because file hash could not be found on the system. A recent hardware or software change might have installed a file that is signed incorrectly or damaged, or that might be malicious software from an unknown source.

Date: 2016-04-21 15:49:38.156

Description: Windows is unable to verify the image integrity of the file \Device\HarddiskVolume1\ComboFix\catchme.sys because file hash could not be found on the system. A recent hardware or software change might have installed a file that is signed incorrectly or damaged, or that might be malicious software from an unknown source.

Date: 2016-04-21 15:49:38.140

Description: Windows is unable to verify the image integrity of the file \Device\HarddiskVolume1\ComboFix\catchme.sys because file hash could not be found on the system. A recent hardware or software change might have installed a file that is signed incorrectly or damaged, or that might be malicious software from an unknown source.

Date: 2016-04-21 15:49:38.140

Description: Windows is unable to verify the image integrity of the file \Device\HarddiskVolume1\ComboFix\catchme.sys because file hash could not be found on the system. A recent hardware or software change might have installed a file that is signed incorrectly or damaged, or that might be malicious software from an unknown source.

Date: 2016-04-21 15:49:38.125

Description: Windows is unable to verify the image integrity of the file \Device\HarddiskVolume1\ComboFix\catchme.sys because file hash could not be found on the system. A recent hardware or software change might have installed a file that is signed incorrectly or damaged, or that might be malicious software from an unknown source.

Date: 2014-09-06 16:36:28.350

Description: Windows is unable to verify the image integrity of the file \Device\HarddiskVolume1\Users\Baksiu\AppData\Local\Temp\EverestDriver.sys because file hash could not be found on the system. A recent hardware or software change might have installed a file that is signed incorrectly or damaged, or that might be malicious software from an unknown source.

Date: 2014-09-06 16:36:28.331

Description: Windows is unable to verify the image integrity of the file \Device\HarddiskVolume1\Users\Baksiu\AppData\Local\Temp\EverestDriver.sys because file hash could not be found on the system. A recent hardware or software change might have installed a file that is signed incorrectly or damaged, or that might be malicious software from an unknown source.

Accept the EULA (I accept), let the database update, then click on Scan;

Let the scan complete. Once it's done, make sure that every item listed in the different tabs is checked and click on the Cleaning button. This will kill all the active processes;

Once the cleaning process is complete, AdwCleaner will ask to restart your computer, do it;

After the restart, a log will open when logging in. Please copy/paste the content of that log in your next reply;

Malwarebytes Anti-Malware - Clean Mode

Download and install the free version of Malwarebytes Anti-MalwareNote: It's your choice if you want to enable the free trial of Malwarebytes Premium or not. Enabling it will give you real-time protection from the program, as well as access to all the Premium features.Note: If you have Malwarebytes already installed, you don't need to install it again. Simply start from the next bullet point;

Once Malwarebytes is installed, launch it and let it update his database. You might have to click on the Update Now button;

Once the database update is complete, click on the Scan tab, then select the Threat Scan button and click on Start Scan;

Let the scan run, the time required to complete the scan depends of your system and computer specs;

Once the scan is complete, make sure that the checkbox by Threat is checked (it means that every item detected is checked), then click on the Remove Selected button;

Click on Save Results after the deletion (in the bottom-right corner) and select Copy to clipboard. Paste the content in your next reply;